Keep an alert eye on us
警觉───Alert;注视───gaze
We all have to stay alert.───我们都必须保持警觉。
The bank is alert to the danger.───该银行对这种危险有警觉。
Her whole bearing was alert.───她整个人保持着戒备状态。
Investigations by Cfius are classified and the panel does not always alert companies to the precise nature of its concerns.───Cfius的调查属于机密事务，它并不一定会提醒公司它调查的确切所指。
If you think you're using Xalan and you're really using something else, then the likely failure will alert you to that fact.───如果您认为自己在使用Xalan而实际上用的是其他处理程序，很可能出现的问题会警告您这一点。
The country went on a higher security alert, and a foreign-ministry spokesman said it would not "tolerate" a nuclear test.───该国继续采取更高级别的安全戒备，其外交部发言人称韩国不会“容忍”朝鲜的核试验。
He is an alert boy.
You must be alert to the hidden danger.
The machine should help to keep the pilot alert.
Suddenly he found himself awake and fully alert.
Two alert scientists spotted the mistake.